Use .next() instead of .nth(0) on iterators.

2020-03-03 01:19:00 +01:00 · 2020-03-03 01:19:00 +01:00 · d3e5177f81
commit d3e5177f81
parent 97b3d81615
12 changed files with 14 additions and 14 deletions
--- a/src/librustc_parse/parser/expr.rs
+++ b/src/librustc_parse/parser/expr.rs
@ -955,7 +955,7 @@ impl<'a> Parser<'a> {
        };
        let kind = if es.len() == 1 && !trailing_comma {
            // `(e)` is parenthesized `e`.
-            ExprKind::Paren(es.into_iter().nth(0).unwrap())
+            ExprKind::Paren(es.into_iter().next().unwrap())
        } else {
            // `(e,)` is a tuple with only one field, `e`.
            ExprKind::Tup(es)